Chelation therapy for acute inorganic mercury poisoning can be done with DMSA, 2,3-dimercapto-1-propanesulfonic acid (DMPS), D-penicillamine (DPCN), or dimercaprol (BAL. All patients in unstable condition should be admitted to an intensive care unit (ICU). After the patient is admitted, supportive measures, decontamination, and careful monitoring should be continued. In cases of inorganic mercuric salt ingestion, carefully monitor the patient's renal function.